US Bridges

49th Ave SW over Brady Creek

Good

Oliver County, North Dakota · 5 West 6 North Hannover · Structure no. 000000033111080

Built
1976
49 years old
Condition
Good
inspected July 2024
Type
Culvert
Concrete
Length
27 ft
3 main spans
Daily traffic
60
2017 count
Owner
County
County Highway Agency

About this bridge

49th Ave SW over Brady Creek is a concrete culvert carrying 49th Ave SW over Brady Creek in Oliver County, North Dakota. It was built in 1976, so it is 49 years old, older than the North Dakota average of 48.2 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 60 vehicles a day, projected to reach 50 by 2037. The structure is 27 ft (8.2 m) long. If it were closed, the detour would be 9.9 mi (16 km).

Carries49th Ave SW
CrossesBrady Creek
Location5 West 6 North Hannover
RouteCounty Highway 3311
Coordinates47.19234, -101.53224
Functional classRural Major Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating110.1 US tons
Inventory rating110.1 US tons

Structure

Structure typeCulvert
MaterialConcrete
DeckNot applicable
Main spans3
Design loadH 20
Structure length27 ft (8.2 m)
Longest span8 ft (2.4 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60 (2017)
Projected traffic50 by 2037
Trucks0%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was 49th Ave SW over Brady Creek built?

It was built in 1976, making it 49 years old in 2025.

What condition is 49th Ave SW over Brady Creek in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in July 2024.

How much traffic does 49th Ave SW over Brady Creek carry?

About 60 vehicles per day (2017 count).

How long is 49th Ave SW over Brady Creek?

The structure is 27 ft (8.2 m) long with a longest span of 8 ft (2.4 m).

Who owns 49th Ave SW over Brady Creek?

It is owned by the County Highway Agency.